Network administrator jobs in san jose, ca

San Jose, California

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Today

Network Administrator San Jose, CA (100% Onsite) 12 + Months $60-62/HR Role: Run datacenter routing and switching. Must Have: Routing, switching, and datacenter. Dexian stands at the forefront of Talent + Technology solutions with a presence spanning more than 70 locations worldwide and a team exceeding 10,000 professionals. As one of the largest technology and professional staffing companies and one of the largest minority-owned staffing companies in the United States, Dexian combines over 30 y

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Contract

$60 - $62 per hour

Network Administrator

Hayward, California

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Cisco Technologies, Firewall Administration, Network Administration Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Please take this opportunity to join one of GDIT's fastest long-standing grow

Full-time

USD 70,658.00 - 82,800.00 per year

Network Administrator

Remote

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13d ago

Title:Network Administrator Location:fully remote in the US Duration:6+ months with extension Compensation:$64-$74 Work Requirements: U.S. Citizen, Holders, or Authorized to Work in the U.S. Skillset / Experience: Job Requirements: Experienced in managing Palo Alto firewalls (5+ years) Knowledgeable in conversation of layer 4 rules to layer 7 using userID and appID Understanding of creating custom appIDs Has managed Palo Alto infrastructure (upgrades, patches, configurations) Preferred Ex

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Contract

Depends on Experience

Network/Systems Administrator

Hayward, California

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Cisco Technologies, Communications Security (COMSEC), IT Troubleshooting Certifications: None Experience: 3 + years of related experience ship Required: Yes Job Description: Advance how our customers operate while you advance your career. Join GD

Full-time

USD 137,076.00 - 185,456.00 per year

Network/System Administrator (Net/Sys Admin) III - Gunsan, South Korea

Hayward, California

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Network Administrator, Network Architecture, Network Engineering Certifications: CASP CE+ - CompTIA - CompTIA, CCNP - Cisco - Cisco Experience: 5 + years of related experience ship Required: Yes Job Description: LOCATION : Gunsan, Sou

Full-time

USD 93,662.00 - 108,560.00 per year

Network Administrator (Hybrid)

Remote or Arizona

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Documentations, Network Configurations, Network Infrastructures, Networking Hardware Certifications: None Experience: 1 + years of related experience ship Required: Yes Job Description: NETWORK ADMINISTRATOR Advance how our customers operate whil

Full-time

USD 68,000.00 - 92,000.00 per year

IT Engineer - Network Administrator

Remote

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13d ago

Job Title: IT Engineer - Network Administrator Type: Contract Work Model: Remote offsite Responsibilities Manage and maintain organization's network infrastructure ensuring security, performance, and reliabilityConfigure, upgrade, patch, and troubleshoot Palo Alto firewallsConvert layer 4 rules to layer 7 using userID and appIDCreate custom appIDs for network security policiesManage Checkpoint firewalls in an IaaS environment (preferred)Deploy Palo Alto firewalls in an IaaS environment (preferr

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Contract

Depends on Experience

Date Center Technician

Santa Clara, California

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7d ago

Diagnose and troubleshoot server issues to identify and isolate root causes with help of remote network or sys admins Perform server firmware upgrades to ensure systems are running on the latest approved versions. Configure server IP addresses and default access credentials in accordance with standard procedures. Collaborate with network administrators to resolve server-related issues, including cable replacement or re-routing, optics replacement on server and switch ports, and installation o

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Contract

Depends on Experience

L2 Technician Data Center

Santa Clara, California

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7d ago

Job Title: L2 Technician Data Center Location: Reno, NV or Santa Clara, CA or Manassas, VA Work Mode: Onsite (5 Days/Week) We are seeking a hands-on L2 Data Center Technician to support server and network infrastructure operations in a fast-paced data center environment. This role requires strong troubleshooting skills, hardware expertise, and the ability to collaborate closely with remote network and system administrators. Key Responsibilities Diagnose and troubleshoot server hardware issues;

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Contract

Depends on Experience

Network Architect

Hybrid in Pleasanton, California

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27d ago

TECHNICAL KNOWLEDGE AND SKILLS: Expert knowledge of Palo Alto Network Firewall, CloudFlare and, Prisma Cloud and Cisco ASA.Expert knowledge of F5 Load Balancers LTM. GTM, WAF,and AWS ELB.Advanced OSI layer 2 knowledge and practical experience, including various flavors of STP, ARP, QOS, etc.Comprehensive knowledge of OSI layer 3 networks and protocols, including broadcast, multicast, anycast concepts, routing, etc.Expert knowledge of various routing protocols (BGP, OSPF, EIGRP) and multi-homing

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Contract, Third Party

$90

Network Technician I/II/III - Police

San Jose, California

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Today

Salary: $76,396.32 - $121,080.96 Annually Location : San Jose Job Type: Full-Time Job Number: 202601791 DEPART: Police Department Opening Date: 09/17/2026 Closing Date: 10/5/2026 11:59 PM Pacific Our diverse and inclusive workforce of more than 7,000 employees play a key role in the success of San Jos, the heart of the Silicon Valley. All City of San Jos employees work together as one team to make San Jos a vibrant, innovative, and desirable place to live and work. Visit to learn more about our

Full-time

USD 76,396.32 - 121,080.96 per year

Network Security Engineer/onsite/Cupertino

Cupertino, California

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Today

Our client, a technology leader, is seeking a contract Network Security Engineer. This is an onsite role in Cupertino, CA. Contract duration: 12 months Experience required Network Engineer Skills: Network+ and/or CCNA level experiences with VLAN, STP, VTP, ARP, HSRP, TACACS, RADIUS, and basic layer-3 routing. Familiar with Wireshark, and/or tcpdump for packet analysis. Familiar with network monitoring and understanding of SNMPv3, MIBs and OIDs. Basic understanding of layer-4 and firewall/NAT kn

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Contract

$78 - $85

Network Systems Technician

Santa Clara, California

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Today

Thanks for your interest in Oklo! We are searching for aNetwork Systems Technicianto join our team. Position Description Oklo, Inc. is seeking a skilled and hands-on Network Systems Technician to support and maintain the company's network infrastructure, endpoint connectivity, and on-site IT systems. This role is focused on ensuring reliable, secure, and high-performing network and systems operations across Oklo's offices, labs, and collaboration spaces. The Network Systems Technician will wo

Full-time

USD 60,000.00 - 80,000.00 per year

Information Systems Security Officer (ISSO) III - Lakenheath, UK

Hayward, California

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret/SCI Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Information Security, Information Security Management, Information System Security Certifications: Cisco Certified Network Associate (CCNA) Security - Cisco - Cisco, GSEC: GIAC Security Essentials Certification - Global Information Assuranc

Full-time

USD 93,662.00 - 111,780.00 per year

Lead Network Admin

Remote

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5d ago

We're seeking for an Lead Network Admin for our direct client. Please review the below job Description and revert with your interest for the same. Job details: Role: Lead Network Admin Remote but Boulder Colorado preferred 12 months and possibly longer. ASAP start. Job description: 3 to 5 years or more as a Network systems administrator. Configuring, monitoring, and managing the performance of a network to maintain quality of services. This may include expertise in network routing and switching

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Contract

Depends on Experience

Senior Network Engineer - Japan - TOP SECRET Clearance Required

Hayward, California

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Today

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: IT Infrastructure and Operations Job Qualifications: Skills: Hardware Configurations, Network Management, Network Security Management, Satellite Communications (SATCOM), Video Teleconferencing Systems Certifications: None Experience: 7 + years of related experience ship Required: Yes Job Description: GDIT has

Full-time

USD 96,900.00 - 131,100.00 per year

Network Engineer - Clearance Desired

Remote

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Today

Cydecor is a premier Federal Government solutions provider, delivering differentiated innovations in mission systems and business platforms. We leverage leading-edge secure systems and software development, backed by industry-leading subject matter expertise, and business intelligence to enable decision-support and remain ahead of ever-evolving national security challenges. Our success rests squarely on three bedrock principles: People, our center of gravity; Mission, what inspires us; and an un

Full-time

USD 110,000.00 - 135,000.00 per year

Data Center Technician L3

Santa Clara, California

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Today

Company Overview Milestone Technologies is a global IT managed services firm that partners with organizations to scale their technology, infrastructure and services to drive specific business outcomes such as digital transformation, innovation, and operational agility. Milestone is focused on building an employee-first, performance-based culture and for over 25 years, we have a demonstrated history of supporting category-defining enterprise clients that are growing ahead of the market. The comp

Full-time

USD 26.44 - 38.00 per hour

Data Center Technician L3

Santa Clara, California

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Today

Full-time

USD 26.44 - 38.00 per hour

Senior Systems Administrator (Production Services - Network Administrator)

Dublin, California

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7d ago

GENERAL PURPOSE: The Senior Systems Administrator will be responsible for working on complex projects, assignments, and issues where they will determine methods and procedures needed. They will also coordinate activities of other associates from among all support teams involved, not just network, as the situation warrants. Areas of focus include relationship management, service transition, service management, service integration, and technical operations activities. The base salary range for thi

Full-time

USD 108,900.00 - 178,800.00 per year

Network administrator jobs in San Jose, CA, USA